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947395-21-3

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947395-21-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 947395-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,7,3,9 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 947395-21:
(8*9)+(7*4)+(6*7)+(5*3)+(4*9)+(3*5)+(2*2)+(1*1)=213
213 % 10 = 3
So 947395-21-3 is a valid CAS Registry Number.

947395-21-3Downstream Products

947395-21-3Relevant articles and documents

RADIOLABELLED CARBAMATES

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Page/Page column 18-19, (2010/11/28)

The present invention provides a process for the preparation of a 11C of 18F- labelled carbamate comprising reacting a primary or secondary amine or an anion thereof with carbon dioxide and a compound of formula RX or R1X, wherein X represents a leaving group; R represents an alkyl or alkylene containing group; R1 represents an alkyl or alkylene containing group which group comprises a 18F-label; and said group R and/or the carbon dixoide has a 11C-labelled carbon atom.

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